CVE-2026-92477scsi: ufs: debugfs: Reserve space for a string terminator
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: debugfs: Reserve space for a string terminator ufs_saved_err_write() copies user input into a zero-initialized stack buffer and passes it to kstrtoint(). A write that fills the entire buffer overwrites its only terminator. Reject an input whose length leaves no room for the trailing NUL.
- CVSS
- Not yet scored
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Sep 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 7340faae947400907e5e7581444712110d2811d5 before b43890843e834300f967c69e74c7c2eb22cb1664; 7340faae947400907e5e7581444712110d2811d5 builds before 587be18e0935632ebd367b0f89e37aa5762e400f; from 7340faae947400907e5e7581444712110d2811d5 before d223989e1a1edad217b673486b093bd157fb6c9a; from 7340faae947400907e5e7581444712110d2811d5 before cc92af8cc0e4dacd4375d34475141b0f1a70c09e; 7340faae947400907e5e7581444712110d2811d5 builds before 2b3fb5693c25c21741f357a8c9d0e1f19b7e368f; from 7340faae947400907e5e7581444712110d2811d5 before abd26e6b53c4169122d61fdd4cabe09bdd916aac | CNA record |
References
- https://git.kernel.org/stable/c/b43890843e834300f967c69e74c7c2eb22cb1664
- https://git.kernel.org/stable/c/587be18e0935632ebd367b0f89e37aa5762e400f
- https://git.kernel.org/stable/c/d223989e1a1edad217b673486b093bd157fb6c9a
- https://git.kernel.org/stable/c/cc92af8cc0e4dacd4375d34475141b0f1a70c09e
- https://git.kernel.org/stable/c/2b3fb5693c25c21741f357a8c9d0e1f19b7e368f
- https://git.kernel.org/stable/c/abd26e6b53c4169122d61fdd4cabe09bdd916aac
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.